- the act of bending a joint or limb
- the condition of the joint or limb so bent
WordReference Random House Unabridged Dictionary of American English © 2026
flex•ion
(flek′shən),USA pronunciation n.
flex′ion•al, adj.
flex′ion•less, adj.
- Anatomy
- the act of bending a limb.
- the position that a limb assumes when it is bent.
- British Terms[Chiefly Brit.]flection (defs. 1–3).
- Latin flexiōn- (stem of flexiō) a bending, turning. See flex1, -ion
- 1595–1605
flex′ion•less, adj.
Collins Concise English Dictionary © HarperCollins Publishers::
flexion /ˈflɛkʃən/ n
flec•tion
(flek′shən),USA pronunciation n.
flec′tion•al, adj.
flec′tion•less, adj.
- the act of bending.
- the state of being bent.
- a bend;
bent part. - Anatomyflexion.
- Grammarinflection (def. 2).
- Latin flexiōn- (stem of flexiō) a bending, turning, change. See flex, -ion
flec′tion•less, adj.
'flexion' also found in these entries (note: many are not synonyms or translations):